Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
12-09-2024 20:56
Static task
static1
Behavioral task
behavioral1
Sample
1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe
Resource
win7-20240708-en
General
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Target
1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe
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Size
1.8MB
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MD5
1c544480c2013f0e3c0d78238021ddfb
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SHA1
9e6f2177df61faff65661dfb7565c34ad0776846
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SHA256
1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4
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SHA512
46bc006c6602d1bce73c00c9e021469159898a66da651d51bfef5af920c9910d3e16703758445c77acef5c5c381b7eccd3a4f2f257bc04e73aea738c08bdca62
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SSDEEP
24576:EQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVWcFM4Y+WN5mmT7KI:EQZAdVyVT9n/Gg0P+WhoLvfKI
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2280-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2280-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3004-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3004-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4392-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4392-81-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4392-85-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4392-86-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2280-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2280-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3004-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3004-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x00070000000234b5-36.dat family_gh0strat behavioral2/memory/4392-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4392-81-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4392-85-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4392-86-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240621953.txt" svchos.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 5 IoCs
pid Process 2280 svchost.exe 3004 TXPlatforn.exe 4392 TXPlatforn.exe 880 svchos.exe 2876 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 880 svchos.exe 2996 svchost.exe 2876 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/2280-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2280-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2280-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3004-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3004-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3004-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3004-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4392-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4392-81-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3004-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4392-85-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4392-86-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240621953.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1832 cmd.exe 2024 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2024 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4392 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2280 svchost.exe Token: SeLoadDriverPrivilege 4392 TXPlatforn.exe Token: 33 4392 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4392 TXPlatforn.exe Token: 33 4392 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4392 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4624 wrote to memory of 2280 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 83 PID 4624 wrote to memory of 2280 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 83 PID 4624 wrote to memory of 2280 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 83 PID 2280 wrote to memory of 1832 2280 svchost.exe 87 PID 2280 wrote to memory of 1832 2280 svchost.exe 87 PID 2280 wrote to memory of 1832 2280 svchost.exe 87 PID 3004 wrote to memory of 4392 3004 TXPlatforn.exe 88 PID 3004 wrote to memory of 4392 3004 TXPlatforn.exe 88 PID 3004 wrote to memory of 4392 3004 TXPlatforn.exe 88 PID 4624 wrote to memory of 880 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 89 PID 4624 wrote to memory of 880 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 89 PID 4624 wrote to memory of 880 4624 1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe 89 PID 1832 wrote to memory of 2024 1832 cmd.exe 93 PID 1832 wrote to memory of 2024 1832 cmd.exe 93 PID 1832 wrote to memory of 2024 1832 cmd.exe 93 PID 2996 wrote to memory of 2876 2996 svchost.exe 100 PID 2996 wrote to memory of 2876 2996 svchost.exe 100 PID 2996 wrote to memory of 2876 2996 svchost.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe"C:\Users\Admin\AppData\Local\Temp\1b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4624 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2024
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:880
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4392
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3008
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621953.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2876
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.8MB
MD51c544480c2013f0e3c0d78238021ddfb
SHA19e6f2177df61faff65661dfb7565c34ad0776846
SHA2561b3cc73a6d8dec70a92560baeedfc9b33bd60d9de3ee081c9cdb11effdf6cbc4
SHA51246bc006c6602d1bce73c00c9e021469159898a66da651d51bfef5af920c9910d3e16703758445c77acef5c5c381b7eccd3a4f2f257bc04e73aea738c08bdca62
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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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Filesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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Filesize
50KB
MD577e29e6f26bd7e98df4d994ea5814a85
SHA1ea2a6ea0655e0e0fc5e21112a0c9741784e76196
SHA2562a02e1c1c93cd433609bc26a11806e5138c7c37f2a28a2f9179facb8b26a68d9
SHA5123d32b941ad44166ac2ef50e936482a3c521823afe91dd47e6002d7c4503c397ff431b4c9098bdb05a33c5a8f2fdadd7e493a1c8f9c69526e3f7c18ff12709908
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641